Yasin Köker

Istanbul

Tax-Free Calculator
Originally inspired by my Japan trip and the creation of japantaxfreecalculator.com, this enhanced version expands to cover tax-free shopping and currency conversions for travelers in all countries.
Reafolio
I created Reafolio to help real estate professionals create stunning portfolios in minutes, showcasing their listings, achievements, and expertise to attract more clients.
Japan Tax-Free Calculator
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Simple tool developed after my Japan trip to help travelers calculate tax-free prices and currency conversions instantly while shopping at Japanese stores.

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